import {z} from 'zod'

export type PageLimit = number;

export type PageCursor = string;

export type GetApiJournalEntriesArgs = {limit?: PageLimit | undefined, cursor?: PageCursor | undefined, subsidiary_id?: string | undefined, book_id?: string | undefined, 'updated.gt'?: string | undefined, 'date.gte'?: string | undefined, 'date.lte'?: string | undefined, account_ids?: Array<string> | undefined, sort_by?: ('created' | 'updated') | undefined};

export type GetApiJournalEntriesOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const currencyCode = z.string();

export const journalEntryRelatedEntity = z.object({id: z.string(), type: z.enum(["CUSTOMER", "VENDOR"])});

export const roundedMonetaryAmount = z.object({amount: z.string(), currency: currencyCode});

export const accountCode = z.string();

export const fieldAssignments = z.array(z.object({field_id: z.string(), field_value_id: z.string()}));

export const journalEntryItem = z.object({id: z.string(), description: z.string().optional(), amount: roundedMonetaryAmount, original_transaction_amount: roundedMonetaryAmount.nullable().optional(), account_id: z.string(), account_code: accountCode, side: z.enum(["DEBIT", "CREDIT"]), fields: fieldAssignments.optional()});

export const exchangeRate = z.object({base: currencyCode, target: currencyCode, rate: z.string(), date: z.string()});

export const journalEntry = z.object({id: z.string(), book_id: z.string(), subsidiary_id: z.string().optional(), name: z.string(), currency: currencyCode, related_entity: journalEntryRelatedEntity.optional(), items: z.array(journalEntryItem), date: z.string(), reversal_date: z.string().optional(), attachmentUrl: z.string().optional(), exchange_rate: exchangeRate.optional(), updated_at: z.string()});

export const pageCursor = z.string();

export const pagination = z.object({next_cursor: pageCursor.optional()});

export const getApiJournalEntriesResponse = z.object({journal_entries: z.array(journalEntry), pagination: pagination.optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Lists all journal entries
 * 
 * GET /journal-entries
 */
export const getApiJournalEntries = async (args: GetApiJournalEntriesArgs, options?: GetApiJournalEntriesOptions) => {
const {baseUrl = "https://api.rillet.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (args.limit != null) query.append("limit", String(args.limit))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args.subsidiary_id != null) query.append("subsidiary_id", String(args.subsidiary_id))
if (args.book_id != null) query.append("book_id", String(args.book_id))
if (args['updated.gt'] != null) query.append("updated.gt", String(args['updated.gt']))
if (args['date.gte'] != null) query.append("date.gte", String(args['date.gte']))
if (args['date.lte'] != null) query.append("date.lte", String(args['date.lte']))
if (args.account_ids != null) query.append("account_ids", args.account_ids.join(','))
if (args.sort_by != null) query.append("sort_by", String(args.sort_by))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/journal-entries${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(getApiJournalEntriesResponse, await res.json())
};